Global Patent Index - EP 3748665 A4

EP 3748665 A4 20211103 - CONTACT OPERATING MECHANISM OF CIRCUIT BREAKER

Title (en)

CONTACT OPERATING MECHANISM OF CIRCUIT BREAKER

Title (de)

KONTAKTBETÄTIGUNGSMECHANISMUS EINES SCHUTZSCHALTERS

Title (fr)

MÉCANISME DE MAN OEUVRE DES CONTACTS D'UN DISJONCTEUR

Publication

EP 3748665 A4 20211103 (EN)

Application

EP 19746886 A 20190108

Priority

  • CN 201810106100 A 20180202
  • CN 2019070875 W 20190108

Abstract (en)

[origin: EP3748665A1] Disclosed is a contact operating mechanism of a circuit breaker, wherein a mounting groove (11) is provided on a base (1) and beneath a handle (2), a pressing spring (111) and a sliding block (112) are provided inside the mounting groove (11), one end of the pressing spring (111) abuts against an inner side face of the mounting groove (11) and the other end thereof abuts against the sliding block (112), a pushing rod (113) is provided between the sliding block (112) and a lock catch (5), and a spring (8) applying an elastic force to a movable contact mounting seat (6) is provided between the movable contact mounting seat (6) and a side wall of the base (1).

IPC 8 full level

H01H 71/10 (2006.01); H01H 73/04 (2006.01)

CPC (source: CN EP)

H01H 71/10 (2013.01 - CN); H01H 71/1009 (2013.01 - EP); H01H 71/521 (2013.01 - EP); H01H 71/526 (2013.01 - EP); H01H 73/04 (2013.01 - CN)

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 3748665 A1 20201209; EP 3748665 A4 20211103; EP 3748665 B1 20230906; AU 2019215324 A1 20200611; AU 2019215324 B2 20201105; CN 108198736 A 20180622; CN 108198736 B 20240412; ES 2964485 T3 20240408; HU E064035 T2 20240228; WO 2019149038 A1 20190808

DOCDB simple family (application)

EP 19746886 A 20190108; AU 2019215324 A 20190108; CN 201810106100 A 20180202; CN 2019070875 W 20190108; ES 19746886 T 20190108; HU E19746886 A 20190108